5366657e96a7e5477a37c0c7a59bfcfb7d06235a3a9e796d9e218de875cbcc5d

Analysis

max time kernel
102s
max time network
18s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
01-08-2024 05:34

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General

Target

cogs/automessage.py
Size

3KB
MD5

fb1c0963132d5fe9de621d93d3e26a4f
SHA1

46ca8ba2c009f0df91ffea0b226175ee81ee0e2c
SHA256

24b345d79cdca52e3cf7d9be4fb8eb2b7283fc876ba1b4f62dd3a838edbaf121
SHA512

46d1ba43079f70525b918c38b4b0ba0287633b8f198e912b368bd2c90c532f5138b1fb784ee92ea93672be15cb029088c030de5f83992d53703e04b08b4b6ce4

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\py_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\py_auto_file	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2856	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2856	AcroRd32.exe
2856	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1596 wrote to memory of 2304	1596	cmd.exe	30
PID 1596 wrote to memory of 2304	1596	cmd.exe	30
PID 1596 wrote to memory of 2304	1596	cmd.exe	30
PID 2304 wrote to memory of 2856	2304	rundll32.exe	31
PID 2304 wrote to memory of 2856	2304	rundll32.exe	31
PID 2304 wrote to memory of 2856	2304	rundll32.exe	31
PID 2304 wrote to memory of 2856	2304	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\cogs\automessage.py
1⤵
- Suspicious use of WriteProcessMemory
PID:1596
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\cogs\automessage.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2304
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\cogs\automessage.py"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2856

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
5b520a283ef588c602b411864580da60

SHA1
fbaeb7a1f3f5d210f1f6dfd62976b7cef3013fdf

SHA256
12b60d4cf722b69d52eb149601aff3dad6172dbe68d07ce24f79361fb7a22090

SHA512
3e613b6d9e6f489650e2b6e754061b5e4644dcf795105eaeb53c01da67f5e24d9b57a710e2546711c77cc0155976fe79bb524c12b76048278b246f19e70d4525

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